added routes for voting up/down on questions
added routes for voting up/down on questions

chi-squirrels-2015/Yoon-Overflow,thejdavid/Yoon-Overflow,chi-squirrels-2015/Yoon-Overflow,thejdavid/Yoon-Overflow,thejdavid/Yoon-Overflow,chi-squirrels-2015/Yoon-Overflow